A 63-year-old woman with no cardiovascular symptoms.
While performing moderate intensity exercise, she presented rapid regular episodes associated with progressive general compromise.
She was admitted to the emergency room with regular tachycardia, with a frequency of 180 beats per minute and narrow QRS complex associated with hypotension. Electrical cardioversion was performed.
She was hospitalized for monitoring and study.
His baseline ECG showed sinus rhythm with normal QRS complexes.
Serial cardiac enzymes were controlled.
1.
EPS showed occult left lateral PEH and orthodromic tachycardia, with successful fulguration.
